Learn FCC certification

Plain-language guides to FCC equipment authorization, for hardware engineers, product managers, importers and compliance teams.

Start here FCC certification explained FCC certification is the US approval process for radio-frequency devices that transmit on purpose, such as Wi-Fi, Bluetooth and cellular products. An accredited lab test…
FCC IDs and the process What is an FCC ID? An FCC ID is the unique code the Federal Communications Commission uses to identify a device that has been certified to its radio frequency rules. It is made of two part…
FCC IDs and the process Where to find the FCC ID on your device The FCC ID is usually on a label on the back or bottom of the device, inside the battery compartment, or in the settings screen of devices with a display. On very small…
FCC IDs and the process What is a TCB? A TCB, or Telecommunication Certification Body, is a private organization the FCC recognizes to review applications and grant FCC certification. When a device gets an FC…
Rules and changes Part 15 vs Part 18 Part 15 covers devices that use radio energy to communicate, or that give it off as a side effect. Part 18 covers industrial, scientific and medical (ISM) equipment that…
Rules and changes FCC permissive changes explained A permissive change is a change to an already certified device that the FCC allows without a new FCC ID. There are three classes: Class I changes need no filing, Class I…
Rules and changes Class II permissive change A Class II permissive change (often written C2PC) is a filing that lets a grantee modify a certified device and keep the same FCC ID. It applies when the change makes a…
Rules and changes FCC Part 15 explained FCC Part 15 is the set of US rules for electronic devices that emit radio energy and can operate without a license. It covers both devices that transmit on purpose, like…
FCC IDs and the process Key fob FCC IDs The FCC ID on a car key fob is usually printed on the back of the fob or inside its case, next to the battery or on the circuit board. It is the most reliable way to mat…
FCC IDs and the process FCC ID label requirements A certified device must show its FCC ID on a permanent label that is visible from the outside, in the form "FCC ID: XXX-YYYY". Devices with a screen may show it electron…